MinIO 开源的分布式文件服务器

 如下是java代码调用MinIO的SDK实现文件的上传,并获取url

 <dependency>
            <groupId>com.squareup.okhttp3</groupId>
            <artifactId>okhttp</artifactId>
            <version>4.9.3</version> <!-- 你可以选择4.8.1或更高版本 -->
        </dependency>

        <dependency>
            <groupId>io.minio</groupId>
            <artifactId>minio</artifactId>
            <version>8.5.7</version>
        </dependency>


package com.winner.mybatisplus.util;

import java.util.concurrent.TimeUnit;

import io.minio.GetPresignedObjectUrlArgs;
import io.minio.MinioClient;
import io.minio.UploadObjectArgs;
import io.minio.http.Method;

/**
 * https://blog.csdn.net/qq_39109264/article/details/142143498
 *
 * @Author wangxinle5
 * @since 2025-05-08
 */
public class MinioUpload {

    private static final String URL = "http://127.0.0.1:9000";
    private static final String ACCESS_KEY = "sino";
    private static final String SECRET_KEY = "key";

    public static void main(String[] args) throws Exception {
        MinioClient client = MinioClient.builder().endpoint(URL)
            .credentials(ACCESS_KEY, SECRET_KEY).build();

        String bucketName = "ai-dataset";
        String objectName = "1";
        String filePath = "D:\\1.pdf";

        client
            .uploadObject(UploadObjectArgs.builder().bucket(bucketName).object(objectName).filename(filePath).build());

        System.out.println("文件上传成功");
        String url = client.getPresignedObjectUrl(GetPresignedObjectUrlArgs.builder().method(Method.GET)
            .bucket(bucketName).object(objectName).expiry(7, TimeUnit.DAYS) // 设置URL有效期
            .build());
        System.out.println("预签名URL(设置了有效期): " + url);
        // 直接构建永久 URL（仅适用于公开可读对象）
        String url2 = URL + "/" + bucketName + "/" + objectName;
        System.out.println("永久URL: " + url2);

    }
}